Understanding Outliers with Skew and Kurtosis in SQL — Skewness is a measure of the asymmetry of the probability distribution of a real-valued random variable about its mean, and kurtosis is a measure of the “tailedness” of the same distribution. Confused? Here’s a practical example.

Postgres & Redis Sitting In a Tree — “Typically a company may start with a relational database like Postgres and then add Redis for more high velocity use-cases. What if you could tie the two systems together to enable so much more?”